2. Remove Valve Assembly

On a Novus 30 in. appliance (GNDC30 or GNBC30 only) the valve assembly must be raised slightly to allow the fan to be moved past it to the back of the appliance.

3. Install the Fan

Position the fan all the way to the rear and center in the ap- pliance. Press the fan (magnets to the bottom) to the back of the appliance. See Figure 7. Plug the fan cord into the fan receptacle labeled “FAN” on the junction box. See Figure 8.

4. Install the Control Module

Attach the control module to the bottom pan using the mag- netic tape provided.

5. Wiring the Fan Control Module

Note: Fan control timer only for use on units with junction box pictured in Figure 9.

Robertshaw Valve (Standing Pilot)

-Connect the black, white and red wires with 1/4 in. female connectors from the fan control module to the appliance junction box as shown in Figure 9.

-Connect the black ground wire with the ring terminal to the TP screw on the valve (center).

-Remove wall switch wire connected to valve terminal marked “TH”.

-Connect the black with white stripe wire with 3/16 in. piggyback connector from fan control module to valve terminal marked “TH”.

-Connect wall switch wire removed from valve terminal “TH” to the piggyback connector on the black with white stripe fan control module wire.

Note: Thermopile must be wired as shown in Figure 9.

FIREBOX

 

BOTTOM

 

 

FAN

APPLIANCE

 

 

 

 

BACK

BOTTOM PAN

 

Figure 7

Rotate Fan

 

Fan Assembly

Cord

Clips

Junction Box

Figure 8 Position the Fan

 

 

 

 

Thermopile

Wall

 

 

 

 

 

 

Switch

 

 

 

 

TH

White

 

 

 

RS

 

 

 

 

 

 

TP

 

 

 

 

Valve

 

Red

 

 

 

 

TH TP

 

 

 

 

 

 

 

 

 

Black Ground

Black/White

 

 

White

 

 

 

Fan

 

 

 

 

Control

Red

 

 

 

 

 

 

 

 

 

 

Module

 

 

 

 

 

 

 

 

 

 

 

 

Black

 

Figure 9

Robertshaw Wiring Diagram

 

 

 

 

Hearth & Home Technologies • GFK21B Fan Kit • 4016-096 Rev I • 11/08

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Hearth and Home Technologies GFK21B Remove Valve Assembly, Install the Fan, Install the Control Module

GFK21B specifications

Hearth and Home Technologies has made a mark in the industry with its innovative products, and the GFK21B is no exception. This model serves as a delightful addition to any hearth, embodying modern technology and aesthetic appeal.

One of the standout features of the GFK21B is its advanced blower system. Designed to enhance the efficiency of heating, this powerful blower circulates warm air throughout the living space, ensuring consistent temperatures and optimal comfort. It can significantly reduce heating costs by maximizing the heat output from the fireplace, making it an eco-friendly option for homeowners.

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